Great Lakes Forecast
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FZUS63 KDTX 221349
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
949 AM EDT Sat Jul 22 2017

For waters beyond five nautical miles off shore on Lake Huron

Waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. Occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.SYNOPSIS...A broad area of low pressure...averaging 29.70
inches...will slowly track across Lower Michigan today and Sunday.
The system will exit to the east Sunday night, pulling a cold front
through the central Great Lakes late Sunday and Sunday night. High
pressure...30.20 inches...will build into the area Monday and
Tuesday.

LHZ361-222015-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
949 AM EDT Sat Jul 22 2017

.REST OF TODAY...East winds 5 to 10 knots. Waves 2 feet or less.
.TONIGHT...East winds 5 to 10 knots becoming southeast 10 to
15 knots early in the morning. A chance of showers and
thunderstorms early in the morning. Waves nearly calm.
.SUNDAY...East winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. Showers and a chance of
thunderstorms. Waves nearly calm.
.SUNDAY NIGHT...East winds 15 to 20 knots becoming northeast
10 to 15 knots in the late evening and overnight. Showers likely
early in the evening. A chance of thunderstorms until early
morning. A chance of showers in the late evening and early
morning. Waves nearly calm.
.MONDAY...Northeast winds 10 to 15 knots becoming north 5 to
10 knots late in the morning...then becoming light and variable
late in the afternoon. Waves nearly calm.
.TUESDAY...Light and variable winds becoming southeast 5 to
10 knots until early morning. A chance of showers after midnight.
Waves nearly calm.
.WEDNESDAY...South winds 10 to 15 knots becoming southwest 5 to
10 knots early in the evening...then veering to the northwest in
the late evening and early morning. A chance of showers until
afternoon. Waves nearly calm.


$$

LHZ362-363-222015-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
949 AM EDT Sat Jul 22 2017

.REST OF TODAY...East winds 5 to 10 knots. Scattered showers and
a chance of thunderstorms in the late morning and early
afternoon. Waves 2 feet or less.
.TONIGHT...East winds 5 to 10 knots. A chance of showers and
thunderstorms early in the morning. Waves nearly calm.
.SUNDAY...East winds 5 to 10 knots increasing to 10 to 15 knots
early in the afternoon. A chance of showers and thunderstorms.
Waves nearly calm.
.SUNDAY NIGHT...East winds 10 to 15 knots becoming northeast
15 to 20 knots after midnight. A chance of showers and
thunderstorms. Waves nearly calm.
.MONDAY...Northeast winds 15 to 20 knots becoming north 10 to
15 knots late in the morning...then decreasing to 5 to 10 knots
late in the afternoon backing to the northwest late in the
evening. A chance of showers and thunderstorms early in the
morning. Waves nearly calm.
.TUESDAY...Light and variable winds becoming south 5 to 10 knots
until early evening...then increasing to 10 to 15 knots in the
late evening and early morning. Waves nearly calm.
.WEDNESDAY...Southwest winds 10 to 15 knots. A chance of showers.
Waves nearly calm.


$$

LHZ462>464-222015-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
949 AM EDT Sat Jul 22 2017

.REST OF TODAY...Light and variable winds becoming east 5 to
10 knots in the afternoon. Scattered showers and a chance of
thunderstorms. Waves 2 feet or less.
.TONIGHT...East winds 5 to 10 knots. Waves nearly calm.
.SUNDAY...Southeast winds 5 to 10 knots. A chance of showers and
thunderstorms. Waves nearly calm.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots becoming east 10 to
15 knots in the late evening and early morning...then backing to
the northeast after midnight. A chance of showers and
thunderstorms. Waves nearly calm.
.MONDAY...Northeast winds 10 to 15 knots becoming north 15 to
20 knots late in the morning...then decreasing to 10 to 15 knots
late in the afternoon decreasing to 5 to 10 knots late in the
evening. A chance of showers and thunderstorms early in the
morning. Waves nearly calm.
.TUESDAY...Light and variable winds becoming south 5 to 10 knots
in the late evening and early morning. Waves nearly calm.
.WEDNESDAY...South winds 10 to 15 knots decreasing to 5 to
10 knots until early morning. A chance of showers. Waves nearly
calm.


$$

LHZ461-222015-
MAFOR 2215/
HURON NORTH 11200 13300 12200 11210 11216. Scattered showers
and a chance of thunderstorms late this morning. A chance of
showers and thunderstorms overnight. A chance of thunderstorms
Sunday morning. Waves nearly calm. 220001.

HURON SOUTH 13300 13200 12300. Scattered showers and a chance
of thunderstorms this afternoon. A chance of showers and
thunderstorms Sunday morning. Waves nearly calm. 220001.

$$

SF

Experimental modernized open lake forecast is available online at
weather.gov/dtx/glftable (all lower case)

Graphical marine forecasts are available online at
weather.gov/greatlakes (all lower case)



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